Impact of speed and magnitude of weight loss on the development of brain trophic changes in adolescents with anorexia nervosa: a case control study

Table 1 Socio-demographic and clinical features of subjects with AN and controls

	AN group	Control group	Z	p ^a
	Mean (S.D.)	Mean (S.D.)
	n = 11	n = 8
Age	13.63 (2.77)	13.25 (2.43)	- 0.17	0.87
Hollingshed index	2.73 (1.27)	2.50 (1.69)	- 0.55	0.58
BMI k/m²	12.18 (0.87)	19.87 (1.45)	- 3.7	<0.001
DeltaBMI	3.9 (2.73)	-		-
Disease Duration (months)	14.45 (10.92)	-	-	-
DeltaBMI/Disease duration	0.70 (0.80)	-	-	-

^a Mann –Whitney U-test.
AN = anorexia nervosa.
S.D. = standard deviation.
BMI = body mass index.
DeltaBMI = (Delta body mass index) index of body weight loss which expresses the variation of the BMI between the onset of the disorder and the evaluation.

ISSN: 1824-7288